package main.com.dhj.test01

object test06 {
    def main(args: Array[String]): Unit = {
        val obj1 = new Dog();

        obj1.spark();
        obj1.move();

    }

    private class Animal {
        def spark(): Unit = {};

        def move(): Unit = println("move");
        val legs: Int = 4;
        //  val age: Int;
    }

    private class Dog extends Animal {
        override def spark(): Unit = println("wang wang wang");

        //  override val age: Int = 10;
        override def move(): Unit = println("move move move");
    }

}
